25 lines
601 B
Rust
25 lines
601 B
Rust
// Test that we are able to introduce a negative constraint that
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// `MyType: !MyTrait` along with other "fundamental" wrappers.
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// aux-build:coherence_copy_like_lib.rs
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// build-pass (FIXME(62277): could be check-pass?)
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// skip-codgen
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#![allow(dead_code)]
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extern crate coherence_copy_like_lib as lib;
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struct MyType { x: i32 }
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trait MyTrait { fn foo() {} }
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impl<T: lib::MyCopy> MyTrait for T { }
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// `MyFundamentalStruct` is declared fundamental, so we can test that
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//
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// MyFundamentalStruct<MyTrait>: !MyTrait
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//
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// Huzzah.
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impl MyTrait for lib::MyFundamentalStruct<MyType> { }
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fn main() { }
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